340012400 has 120 divisors (see below), whose sum is σ = 1005498144. Its totient is φ = 107596800.

The previous prime is 340012357. The next prime is 340012417. The reversal of 340012400 is 4210043.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31730 + ... + 41070.

Almost surely, 2^340012400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340012400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502749072).

340012400 is an abundant number, since it is smaller than the sum of its proper divisors (665485744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340012400 is a wasteful number, since it uses less digits than its factorization.

340012400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9379 (or 9368 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 340012400 is about 18439.4251537297. The cubic root of 340012400 is about 697.9616895091.

Adding to 340012400 its reverse (4210043), we get a palindrome (344222443).

The spelling of 340012400 in words is "three hundred forty million, twelve thousand, four hundred".